Set AV receiver + 5.0 speakers, AVR: 5.1. Channels, 135W / Channel, HDMI 2.0a (4in, 1out, 4k, HDCP2.2, HDR10, Dolby Vision), Bluetooth, WiFi (Chromecast, DTS Play-Fi, AirPlay, FireConnect, dec. DTS-HD and D.TrueHD, DTS: X, 384kHz / 32bit DAC and VLSC, Hi-Res Audio, microphone, speaker: 2x sat 140W + central 120W + 2x 100W sat